/*
 * Copyright (c) 2010, okazoh_tk. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  - Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *  - Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *  - Neither the name of the copyright holder nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef ALKES_LINE_SHAPE_H_INCLUDED_
#define ALKES_LINE_SHAPE_H_INCLUDED_

#include "alkes/gfx/Shape.h"
#include "alkes/core/TUnionHelper.h"

namespace alkes {

/// \addtogroup graphics
//@{

class AL_EXPORT LineShape
    : public Shape
{
    AL_DECLARE_CLASS(LineShape, Shape);

public:

    void setLine(
        const Point2D& pt0, const Point2D& pt1,
        const Color& color,
        uint8_t width);

    void setPoints(const Point2D& pt0, const Point2D& pt1);
    void setColor(const Color& color);
    void setWidth(uint8_t width);

    void setLine(
        uint32_t index,
        const Point2D& pt0, const Point2D& pt1,
        const Color& color,
        uint8_t width);

    void setPoints(uint32_t index, const Point2D& pt0, const Point2D& pt1);
    void setColor(uint32_t index, const Color& color);
    void setWidth(uint32_t index, uint8_t width);

    const Point2D getPoint0(uint32_t index) const;
    const Point2D getPoint1(uint32_t index) const;
    const Color getColor(uint32_t index) const;
    uint8_t getWidth(uint32_t index) const;

protected:

    struct Line
    {
        Point2D pt0, pt1;
        Color color;
        uint8_t width;
    };

    LineShape(uint32_t num);
    virtual ~LineShape() = 0;

    const Line& getLine(uint32_t index) const;

private:
    TUnionHelper<Line> lines_;
};

//@}

}

#endif
